content: /*
   * 支付宝开放平台API
   * 支付宝开放平台v3协议文档
   *
   * The version of the OpenAPI document: 2025-08-26
   * 
   *
   * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
   * https://openapi-generator.tech
   * Do not edit the class manually.
   */
  
  
  package com.alipay.v3.model;
  
  import java.util.Objects;
  import java.util.Arrays;
  import com.alipay.v3.model.DepositBackInfo;
  import com.alipay.v3.model.EnterprisePayInfo;
  import com.alipay.v3.model.RefundChargeInfo;
  import com.alipay.v3.model.RefundRoyaltyResult;
  import com.alipay.v3.model.TradeFundBill;
  import com.alipay.v3.model.VoucherDetail;
  import com.google.gson.TypeAdapter;
  import com.google.gson.annotations.JsonAdapter;
  import com.google.gson.annotations.SerializedName;
  import com.google.gson.stream.JsonReader;
  import com.google.gson.stream.JsonWriter;
  import io.swagger.annotations.ApiModel;
  import io.swagger.annotations.ApiModelProperty;
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
  
  import com.google.gson.Gson;
  import com.google.gson.GsonBuilder;
  import com.google.gson.JsonArray;
  import com.google.gson.JsonDeserializationContext;
  import com.google.gson.JsonDeserializer;
  import com.google.gson.JsonElement;
  import com.google.gson.JsonObject;
  import com.google.gson.JsonParseException;
  import com.google.gson.TypeAdapterFactory;
  import com.google.gson.reflect.TypeToken;
  
  import java.lang.reflect.Type;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Map.Entry;
  import java.util.Set;
  
  import com.alipay.v3.JSON;
  
  /**
   * AlipayTradeFastpayRefundQueryResponseModel
   */
  @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
  public class AlipayTradeFastpayRefundQueryResponseModel {
    public static final String SERIALIZED_NAME_DEPOSIT_BACK_INFO = "deposit_back_info";
    @SerializedName(SERIALIZED_NAME_DEPOSIT_BACK_INFO)
    private DepositBackInfo depositBackInfo;
  
    public static final String SERIALIZED_NAME_DEPOSIT_BACK_INFO_LIST = "deposit_back_info_list";
    @SerializedName(SERIALIZED_NAME_DEPOSIT_BACK_INFO_LIST)
    private List<DepositBackInfo> depositBackInfoList = null;
  
    public static final String SERIALIZED_NAME_ENTERPRISE_PAY_INFO = "enterprise_pay_info";
    @SerializedName(SERIALIZED_NAME_ENTERPRISE_PAY_INFO)
    private EnterprisePayInfo enterprisePayInfo;
  
    public static final String SERIALIZED_NAME_ERROR_CODE = "error_code";
    @SerializedName(SERIALIZED_NAME_ERROR_CODE)
    private String errorCode;
  
    public static final String SERIALIZED_NAME_GMT_REFUND_PAY = "gmt_refund_pay";
    @SerializedName(SERIALIZED_NAME_GMT_REFUND_PAY)
    private String gmtRefundPay;
  
    public static final String SERIALIZED_NAME_INDUSTRY_SEPC_DETAIL = "industry_sepc_detail";
    @SerializedName(SERIALIZED_NAME_INDUSTRY_SEPC_DETAIL)
    private String industrySepcDetail;
  
    public static final String SERIALIZED_NAME_OUT_REQUEST_NO = "out_request_no";
    @SerializedName(SERIALIZED_NAME_OUT_REQUEST_NO)
    private String outRequestNo;
  
    public static final String SERIALIZED_NAME_OUT_TRADE_NO = "out_trade_no";
    @SerializedName(SERIALIZED_NAME_OUT_TRADE_NO)
    private String outTradeNo;
  
    public static final String SERIALIZED_NAME_PRE_AUTH_CANCEL_FEE = "pre_auth_cancel_fee";
    @SerializedName(SERIALIZED_NAME_PRE_AUTH_CANCEL_FEE)
    private String preAuthCancelFee;
  
    public static final String SERIALIZED_NAME_PRESENT_REFUND_BUYER_AMOUNT = "present_refund_buyer_amount";
    @SerializedName(SERIALIZED_NAME_PRESENT_REFUND_BUYER_AMOUNT)
    private String presentRefundBuyerAmount;
  
    public static final String SERIALIZED_NAME_PRESENT_REFUND_DISCOUNT_AMOUNT = "present_refund_discount_amount";
    @SerializedName(SERIALIZED_NAME_PRESENT_REFUND_DISCOUNT_AMOUNT)
    private String presentRefundDiscountAmount;
  
    public static final String SERIALIZED_NAME_PRESENT_REFUND_MDISCOUNT_AMOUNT = "present_refund_mdiscount_amount";
    @SerializedName(SERIALIZED_NAME_PRESENT_REFUND_MDISCOUNT_AMOUNT)
    private String presentRefundMdiscountAmount;
  
    public static final String SERIALIZED_NAME_REFUND_AMOUNT = "refund_amount";
    @SerializedName(SERIALIZED_NAME_REFUND_AMOUNT)
    private String refundAmount;
  
    public static final String SERIALIZED_NAME_REFUND_CHANNEL_LIST = "refund_channel_list";
    @SerializedName(SERIALIZED_NAME_REFUND_CHANNEL_LIST)
    private String refundChannelList;
  
    public static final String SERIALIZED_NAME_REFUND_CHANNEL_STATUS = "refund_channel_status";
    @SerializedName(SERIALIZED_NAME_REFUND_CHANNEL_STATUS)
    private String refundChannelStatus;
  
    public static final String SERIALIZED_NAME_REFUND_CHARGE_AMOUNT = "refund_charge_amount";
    @SerializedName(SERIALIZED_NAME_REFUND_CHARGE_AMOUNT)
    private String refundChargeAmount;
  
    public static final String SERIALIZED_NAME_REFUND_CHARGE_INFO_LIST = "refund_charge_info_list";
    @SerializedName(SERIALIZED_NAME_REFUND_CHARGE_INFO_LIST)
    private List<RefundChargeInfo> refundChargeInfoList = null;
  
    public static final String SERIALIZED_NAME_REFUND_DETAIL_ITEM_LIST = "refund_detail_item_list";
    @SerializedName(SERIALIZED_NAME_REFUND_DETAIL_ITEM_LIST)
    private List<TradeFundBill> refundDetailItemList = null;
  
    public static final String SERIALIZED_NAME_REFUND_HYB_AMOUNT = "refund_hyb_amount";
    @SerializedName(SERIALIZED_NAME_REFUND_HYB_AMOUNT)
    private String refundHybAmount;
  
    public static final String SERIALIZED_NAME_REFUND_REASON = "refund_reason";
    @SerializedName(SERIALIZED_NAME_REFUND_REASON)
    private String refundReason;
  
    public static final String SERIALIZED_NAME_REFUND_ROYALTYS = "refund_royaltys";
    @SerializedName(SERIALIZED_NAME_REFUND_ROYALTYS)
    private List<RefundRoyaltyResult> refundRoyaltys = null;
  
    public static final String SERIALIZED_NAME_REFUND_SETTLEMENT_ID = "refund_settlement_id";
    @SerializedName(SERIALIZED_NAME_REFUND_SETTLEMENT_ID)
    private String refundSettlementId;
  
    public static final String SERIALIZED_NAME_REFUND_STATUS = "refund_status";
    @SerializedName(SERIALIZED_NAME_REFUND_STATUS)
    private String refundStatus;
  
    public static final String SERIALIZED_NAME_REFUND_VOUCHER_DETAIL_LIST = "refund_voucher_detail_list";
    @SerializedName(SERIALIZED_NAME_REFUND_VOUCHER_DETAIL_LIST)
    private List<VoucherDetail> refundVoucherDetailList = null;
  
    public static final String SERIALIZED_NAME_SEND_BACK_FEE = "send_back_fee";
    @SerializedName(SERIALIZED_NAME_SEND_BACK_FEE)
    private String sendBackFee;
  
    public static final String SERIALIZED_NAME_TOTAL_AMOUNT = "total_amount";
    @SerializedName(SERIALIZED_NAME_TOTAL_AMOUNT)
    private String totalAmount;
  
    public static final String SERIALIZED_NAME_TRADE_NO = "trade_no";
    @SerializedName(SERIALIZED_NAME_TRADE_NO)
    private String tradeNo;
  
    public AlipayTradeFastpayRefundQueryResponseModel() { 
    }
  
    public AlipayTradeFastpayRefundQueryResponseModel depositBackInfo(DepositBackInfo depositBackInfo) {
      
      this.depositBackInfo = depositBackInfo;
      return this;
    }
  
     /**
     * Get depositBackInfo
     * @return depositBackInfo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "")
  
    public DepositBackInfo getDepositBackInfo() {
      return depositBackInfo;
    }
  
  
    public void setDepositBackInfo(DepositBackInfo depositBackInfo) {
      this.depositBackInfo = depositBackInfo;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel depositBackInfoList(List<DepositBackInfo> depositBackInfoList) {
      
      this.depositBackInfoList = depositBackInfoList;
      return this;
    }
  
    public AlipayTradeFastpayRefundQueryResponseModel addDepositBackInfoListItem(DepositBackInfo depositBackInfoListItem) {
      if (this.depositBackInfoList == null) {
        this.depositBackInfoList = new ArrayList<>();
      }
      this.depositBackInfoList.add(depositBackInfoListItem);
      return this;
    }
  
     /**
     * 银行卡冲退信息列表。 默认不返回该信息，需要在入参的query_options中指定\&quot;deposit_back_info_list\&quot;值时才返回该字段信息。
     * @return depositBackInfoList
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "银行卡冲退信息列表。 默认不返回该信息，需要在入参的query_options中指定\"deposit_back_info_list\"值时才返回该字段信息。")
  
    public List<DepositBackInfo> getDepositBackInfoList() {
      return depositBackInfoList;
    }
  
  
    public void setDepositBackInfoList(List<DepositBackInfo> depositBackInfoList) {
      this.depositBackInfoList = depositBackInfoList;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel enterprisePayInfo(EnterprisePayInfo enterprisePayInfo) {
      
      this.enterprisePayInfo = enterprisePayInfo;
      return this;
    }
  
     /**
     * Get enterprisePayInfo
     * @return enterprisePayInfo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "")
  
    public EnterprisePayInfo getEnterprisePayInfo() {
      return enterprisePayInfo;
    }
  
  
    public void setEnterprisePayInfo(EnterprisePayInfo enterprisePayInfo) {
      this.enterprisePayInfo = enterprisePayInfo;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel errorCode(String errorCode) {
      
      this.errorCode = errorCode;
      return this;
    }
  
     /**
     * 退款失败错误码。只在使用异步退款接口情况下才会返回该字段
     * @return errorCode
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "SELLER_BALANCE_NOT_ENOUGH", value = "退款失败错误码。只在使用异步退款接口情况下才会返回该字段")
  
    public String getErrorCode() {
      return errorCode;
    }
  
  
    public void setErrorCode(String errorCode) {
      this.errorCode = errorCode;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel gmtRefundPay(String gmtRefundPay) {
      
      this.gmtRefundPay = gmtRefundPay;
      return this;
    }
  
     /**
     * 退款时间。默认不返回该信息，需要在入参的query_options中指定\&quot;gmt_refund_pay\&quot;值时才返回该字段信息。
     * @return gmtRefundPay
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2014-11-27 15:45:57", value = "退款时间。默认不返回该信息，需要在入参的query_options中指定\"gmt_refund_pay\"值时才返回该字段信息。")
  
    public String getGmtRefundPay() {
      return gmtRefundPay;
    }
  
  
    public void setGmtRefundPay(String gmtRefundPay) {
      this.gmtRefundPay = gmtRefundPay;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel industrySepcDetail(String industrySepcDetail) {
      
      this.industrySepcDetail = industrySepcDetail;
      return this;
    }
  
     /**
     * 行业特殊信息（例如在医保卡支付退款中，医保局向商户返回医疗信息）。
     * @return industrySepcDetail
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "[{\"bizType\":\"REFUND\",\"modelName\":\"tradeCancelContext\",\"contextData\":{\"response_content\":\"{\\\"WxResToll\\\":{\\\"dealID\\\":\\\"\\\",}}\"}}]", value = "行业特殊信息（例如在医保卡支付退款中，医保局向商户返回医疗信息）。")
  
    public String getIndustrySepcDetail() {
      return industrySepcDetail;
    }
  
  
    public void setIndustrySepcDetail(String industrySepcDetail) {
      this.industrySepcDetail = industrySepcDetail;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel outRequestNo(String outRequestNo) {
      
      this.outRequestNo = outRequestNo;
      return this;
    }
  
     /**
     * 本笔退款对应的退款请求号
     * @return outRequestNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "20150320010101001", value = "本笔退款对应的退款请求号")
  
    public String getOutRequestNo() {
      return outRequestNo;
    }
  
  
    public void setOutRequestNo(String outRequestNo) {
      this.outRequestNo = outRequestNo;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel outTradeNo(String outTradeNo) {
      
      this.outTradeNo = outTradeNo;
      return this;
    }
  
     /**
     * 创建交易传入的商户订单号
     * @return outTradeNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "20150320010101001", value = "创建交易传入的商户订单号")
  
    public String getOutTradeNo() {
      return outTradeNo;
    }
  
  
    public void setOutTradeNo(String outTradeNo) {
      this.outTradeNo = outTradeNo;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel preAuthCancelFee(String preAuthCancelFee) {
      
      this.preAuthCancelFee = preAuthCancelFee;
      return this;
    }
  
     /**
     * 当用户使用芝麻信用先享后付时，且当前的操作为预授权撤销动作时，会返回该字段，代表当前撤销的预授权金额，单位元。
     * @return preAuthCancelFee
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "12.45", value = "当用户使用芝麻信用先享后付时，且当前的操作为预授权撤销动作时，会返回该字段，代表当前撤销的预授权金额，单位元。")
  
    public String getPreAuthCancelFee() {
      return preAuthCancelFee;
    }
  
  
    public void setPreAuthCancelFee(String preAuthCancelFee) {
      this.preAuthCancelFee = preAuthCancelFee;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel presentRefundBuyerAmount(String presentRefundBuyerAmount) {
      
      this.presentRefundBuyerAmount = presentRefundBuyerAmount;
      return this;
    }
  
     /**
     * 本次退款金额中买家退款金额。单位：元。 该字段默认不返回；
     * @return presentRefundBuyerAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "88.88", value = "本次退款金额中买家退款金额。单位：元。 该字段默认不返回；")
  
    public String getPresentRefundBuyerAmount() {
      return presentRefundBuyerAmount;
    }
  
  
    public void setPresentRefundBuyerAmount(String presentRefundBuyerAmount) {
      this.presentRefundBuyerAmount = presentRefundBuyerAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel presentRefundDiscountAmount(String presentRefundDiscountAmount) {
      
      this.presentRefundDiscountAmount = presentRefundDiscountAmount;
      return this;
    }
  
     /**
     * 本次退款金额中平台优惠退款金额。单位：元。 该字段默认不返回；
     * @return presentRefundDiscountAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "88.88", value = "本次退款金额中平台优惠退款金额。单位：元。 该字段默认不返回；")
  
    public String getPresentRefundDiscountAmount() {
      return presentRefundDiscountAmount;
    }
  
  
    public void setPresentRefundDiscountAmount(String presentRefundDiscountAmount) {
      this.presentRefundDiscountAmount = presentRefundDiscountAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel presentRefundMdiscountAmount(String presentRefundMdiscountAmount) {
      
      this.presentRefundMdiscountAmount = presentRefundMdiscountAmount;
      return this;
    }
  
     /**
     * 本次退款金额中商家优惠退款金额。单位：元。 该字段默认不返回；
     * @return presentRefundMdiscountAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "88.88", value = "本次退款金额中商家优惠退款金额。单位：元。 该字段默认不返回；")
  
    public String getPresentRefundMdiscountAmount() {
      return presentRefundMdiscountAmount;
    }
  
  
    public void setPresentRefundMdiscountAmount(String presentRefundMdiscountAmount) {
      this.presentRefundMdiscountAmount = presentRefundMdiscountAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundAmount(String refundAmount) {
      
      this.refundAmount = refundAmount;
      return this;
    }
  
     /**
     * 本次退款请求，对应的退款金额。单位：元。
     * @return refundAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "12.33", value = "本次退款请求，对应的退款金额。单位：元。")
  
    public String getRefundAmount() {
      return refundAmount;
    }
  
  
    public void setRefundAmount(String refundAmount) {
      this.refundAmount = refundAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundChannelList(String refundChannelList) {
      
      this.refundChannelList = refundChannelList;
      return this;
    }
  
     /**
     * 若支付渠道包含医保统筹、个账，则显示退款的渠道信息。如统筹OUTSIDEGOVCARD，个账OUTSIDEACCCARD
     * @return refundChannelList
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "OUTSIDEGOVCARD", value = "若支付渠道包含医保统筹、个账，则显示退款的渠道信息。如统筹OUTSIDEGOVCARD，个账OUTSIDEACCCARD")
  
    public String getRefundChannelList() {
      return refundChannelList;
    }
  
  
    public void setRefundChannelList(String refundChannelList) {
      this.refundChannelList = refundChannelList;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundChannelStatus(String refundChannelStatus) {
      
      this.refundChannelStatus = refundChannelStatus;
      return this;
    }
  
     /**
     * 若支付渠道包含医保统筹、个账，全渠道退款成功时返回SUCCESS，全失败时返回FAIL，部分成功时返回PART_SUCCESS
     * @return refundChannelStatus
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "SUCCESS", value = "若支付渠道包含医保统筹、个账，全渠道退款成功时返回SUCCESS，全失败时返回FAIL，部分成功时返回PART_SUCCESS")
  
    public String getRefundChannelStatus() {
      return refundChannelStatus;
    }
  
  
    public void setRefundChannelStatus(String refundChannelStatus) {
      this.refundChannelStatus = refundChannelStatus;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundChargeAmount(String refundChargeAmount) {
      
      this.refundChargeAmount = refundChargeAmount;
      return this;
    }
  
     /**
     * 本次退款针对收款方的退收费金额；单位：元。 只在机构间联模式下返回，其它场景下不返回该字段；
     * @return refundChargeAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "8.88", value = "本次退款针对收款方的退收费金额；单位：元。 只在机构间联模式下返回，其它场景下不返回该字段；")
  
    public String getRefundChargeAmount() {
      return refundChargeAmount;
    }
  
  
    public void setRefundChargeAmount(String refundChargeAmount) {
      this.refundChargeAmount = refundChargeAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundChargeInfoList(List<RefundChargeInfo> refundChargeInfoList) {
      
      this.refundChargeInfoList = refundChargeInfoList;
      return this;
    }
  
    public AlipayTradeFastpayRefundQueryResponseModel addRefundChargeInfoListItem(RefundChargeInfo refundChargeInfoListItem) {
      if (this.refundChargeInfoList == null) {
        this.refundChargeInfoList = new ArrayList<>();
      }
      this.refundChargeInfoList.add(refundChargeInfoListItem);
      return this;
    }
  
     /**
     * 退费信息
     * @return refundChargeInfoList
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "退费信息")
  
    public List<RefundChargeInfo> getRefundChargeInfoList() {
      return refundChargeInfoList;
    }
  
  
    public void setRefundChargeInfoList(List<RefundChargeInfo> refundChargeInfoList) {
      this.refundChargeInfoList = refundChargeInfoList;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundDetailItemList(List<TradeFundBill> refundDetailItemList) {
      
      this.refundDetailItemList = refundDetailItemList;
      return this;
    }
  
    public AlipayTradeFastpayRefundQueryResponseModel addRefundDetailItemListItem(TradeFundBill refundDetailItemListItem) {
      if (this.refundDetailItemList == null) {
        this.refundDetailItemList = new ArrayList<>();
      }
      this.refundDetailItemList.add(refundDetailItemListItem);
      return this;
    }
  
     /**
     * 本次退款使用的资金渠道； 默认不返回该信息，需要在入参的query_options中指定\&quot;refund_detail_item_list\&quot;值时才返回该字段信息。
     * @return refundDetailItemList
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "本次退款使用的资金渠道； 默认不返回该信息，需要在入参的query_options中指定\"refund_detail_item_list\"值时才返回该字段信息。")
  
    public List<TradeFundBill> getRefundDetailItemList() {
      return refundDetailItemList;
    }
  
  
    public void setRefundDetailItemList(List<TradeFundBill> refundDetailItemList) {
      this.refundDetailItemList = refundDetailItemList;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundHybAmount(String refundHybAmount) {
      
      this.refundHybAmount = refundHybAmount;
      return this;
    }
  
     /**
     * 本次退款金额中退惠营宝的金额。单位：元。
     * @return refundHybAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "10.24", value = "本次退款金额中退惠营宝的金额。单位：元。")
  
    public String getRefundHybAmount() {
      return refundHybAmount;
    }
  
  
    public void setRefundHybAmount(String refundHybAmount) {
      this.refundHybAmount = refundHybAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundReason(String refundReason) {
      
      this.refundReason = refundReason;
      return this;
    }
  
     /**
     * 发起退款时，传入的退款原因
     * @return refundReason
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "用户退款请求", value = "发起退款时，传入的退款原因")
  
    public String getRefundReason() {
      return refundReason;
    }
  
  
    public void setRefundReason(String refundReason) {
      this.refundReason = refundReason;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundRoyaltys(List<RefundRoyaltyResult> refundRoyaltys) {
      
      this.refundRoyaltys = refundRoyaltys;
      return this;
    }
  
    public AlipayTradeFastpayRefundQueryResponseModel addRefundRoyaltysItem(RefundRoyaltyResult refundRoyaltysItem) {
      if (this.refundRoyaltys == null) {
        this.refundRoyaltys = new ArrayList<>();
      }
      this.refundRoyaltys.add(refundRoyaltysItem);
      return this;
    }
  
     /**
     * 退分账明细信息，当前仅在直付通产品中返回。
     * @return refundRoyaltys
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "退分账明细信息，当前仅在直付通产品中返回。")
  
    public List<RefundRoyaltyResult> getRefundRoyaltys() {
      return refundRoyaltys;
    }
  
  
    public void setRefundRoyaltys(List<RefundRoyaltyResult> refundRoyaltys) {
      this.refundRoyaltys = refundRoyaltys;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundSettlementId(String refundSettlementId) {
      
      this.refundSettlementId = refundSettlementId;
      return this;
    }
  
     /**
     * 退款清算编号，用于清算对账使用； 只在机构间联模式下返回，其它场景下不返回该字段；
     * @return refundSettlementId
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2018101610032004620239146945", value = "退款清算编号，用于清算对账使用； 只在机构间联模式下返回，其它场景下不返回该字段；")
  
    public String getRefundSettlementId() {
      return refundSettlementId;
    }
  
  
    public void setRefundSettlementId(String refundSettlementId) {
      this.refundSettlementId = refundSettlementId;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundStatus(String refundStatus) {
      
      this.refundStatus = refundStatus;
      return this;
    }
  
     /**
     * 退款状态。枚举值： REFUND_SUCCESS 退款处理成功； 未返回该字段表示退款请求未收到或者退款失败； 注：如果退款查询发起时间早于退款时间，或者间隔退款发起时间太短，可能出现退款查询时还没处理成功，后面又处理成功的情况，建议商户在退款发起后间隔10秒以上再发起退款查询请求。
     * @return refundStatus
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "REFUND_SUCCESS", value = "退款状态。枚举值： REFUND_SUCCESS 退款处理成功； 未返回该字段表示退款请求未收到或者退款失败； 注：如果退款查询发起时间早于退款时间，或者间隔退款发起时间太短，可能出现退款查询时还没处理成功，后面又处理成功的情况，建议商户在退款发起后间隔10秒以上再发起退款查询请求。")
  
    public String getRefundStatus() {
      return refundStatus;
    }
  
  
    public void setRefundStatus(String refundStatus) {
      this.refundStatus = refundStatus;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel refundVoucherDetailList(List<VoucherDetail> refundVoucherDetailList) {
      
      this.refundVoucherDetailList = refundVoucherDetailList;
      return this;
    }
  
    public AlipayTradeFastpayRefundQueryResponseModel addRefundVoucherDetailListItem(VoucherDetail refundVoucherDetailListItem) {
      if (this.refundVoucherDetailList == null) {
        this.refundVoucherDetailList = new ArrayList<>();
      }
      this.refundVoucherDetailList.add(refundVoucherDetailListItem);
      return this;
    }
  
     /**
     * 本交易支付时使用的所有优惠券信息。 只有在query_options中指定refund_voucher_detail_list时才返回该字段信息。
     * @return refundVoucherDetailList
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "本交易支付时使用的所有优惠券信息。 只有在query_options中指定refund_voucher_detail_list时才返回该字段信息。")
  
    public List<VoucherDetail> getRefundVoucherDetailList() {
      return refundVoucherDetailList;
    }
  
  
    public void setRefundVoucherDetailList(List<VoucherDetail> refundVoucherDetailList) {
      this.refundVoucherDetailList = refundVoucherDetailList;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel sendBackFee(String sendBackFee) {
      
      this.sendBackFee = sendBackFee;
      return this;
    }
  
     /**
     * 本次商户实际退回金额；单位：元。 默认不返回该信息，需要在入参的query_options中指定\&quot;refund_detail_item_list\&quot;值时才返回该字段信息。
     * @return sendBackFee
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "88", value = "本次商户实际退回金额；单位：元。 默认不返回该信息，需要在入参的query_options中指定\"refund_detail_item_list\"值时才返回该字段信息。")
  
    public String getSendBackFee() {
      return sendBackFee;
    }
  
  
    public void setSendBackFee(String sendBackFee) {
      this.sendBackFee = sendBackFee;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel totalAmount(String totalAmount) {
      
      this.totalAmount = totalAmount;
      return this;
    }
  
     /**
     * 该笔退款所对应的交易的订单金额。单位：元。
     * @return totalAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "100.20", value = "该笔退款所对应的交易的订单金额。单位：元。")
  
    public String getTotalAmount() {
      return totalAmount;
    }
  
  
    public void setTotalAmount(String totalAmount) {
      this.totalAmount = totalAmount;
    }
  
  
    public AlipayTradeFastpayRefundQueryResponseModel tradeNo(String tradeNo) {
      
      this.tradeNo = tradeNo;
      return this;
    }
  
     /**
     * 支付宝交易号
     * @return tradeNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2014112611001004680073956707", value = "支付宝交易号")
  
    public String getTradeNo() {
      return tradeNo;
    }
  
  
    public void setTradeNo(String tradeNo) {
      this.tradeNo = tradeNo;
    }
  
    /**
     * A container for additional, undeclared properties.
     * This is a holder for any undeclared properties as specified with
     * the 'additionalProperties' keyword in the OAS document.
     */
    private Map<String, Object> additionalProperties;
  
    /**
     * Set the additional (undeclared) property with the specified name and value.
     * If the property does not already exist, create it otherwise replace it.
     *
     * @param key name of the property
     * @param value value of the property
     * @return the AlipayTradeFastpayRefundQueryResponseModel instance itself
     */
    public AlipayTradeFastpayRefundQueryResponseModel putAdditionalProperty(String key, Object value) {
      if (this.additionalProperties == null) {
          this.additionalProperties = new HashMap<String, Object>();
      }
      this.additionalProperties.put(key, value);
      return this;
    }
  
    /**
     * Return the additional (undeclared) property.
     *
     * @return a map of objects
     */
    public Map<String, Object> getAdditionalProperties() {
      return additionalProperties;
    }
  
    /**
     * Return the additional (undeclared) property with the specified name.
     *
     * @param key name of the property
     * @return an object
     */
    public Object getAdditionalProperty(String key) {
      if (this.additionalProperties == null) {
          return null;
      }
      return this.additionalProperties.get(key);
    }
  
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (o == null || getClass() != o.getClass()) {
        return false;
      }
      AlipayTradeFastpayRefundQueryResponseModel alipayTradeFastpayRefundQueryResponseModel = (AlipayTradeFastpayRefundQueryResponseModel) o;
      return Objects.equals(this.depositBackInfo, alipayTradeFastpayRefundQueryResponseModel.depositBackInfo) &&
          Objects.equals(this.depositBackInfoList, alipayTradeFastpayRefundQueryResponseModel.depositBackInfoList) &&
          Objects.equals(this.enterprisePayInfo, alipayTradeFastpayRefundQueryResponseModel.enterprisePayInfo) &&
          Objects.equals(this.errorCode, alipayTradeFastpayRefundQueryResponseModel.errorCode) &&
          Objects.equals(this.gmtRefundPay, alipayTradeFastpayRefundQueryResponseModel.gmtRefundPay) &&
          Objects.equals(this.industrySepcDetail, alipayTradeFastpayRefundQueryResponseModel.industrySepcDetail) &&
          Objects.equals(this.outRequestNo, alipayTradeFastpayRefundQueryResponseModel.outRequestNo) &&
          Objects.equals(this.outTradeNo, alipayTradeFastpayRefundQueryResponseModel.outTradeNo) &&
          Objects.equals(this.preAuthCancelFee, alipayTradeFastpayRefundQueryResponseModel.preAuthCancelFee) &&
          Objects.equals(this.presentRefundBuyerAmount, alipayTradeFastpayRefundQueryResponseModel.presentRefundBuyerAmount) &&
          Objects.equals(this.presentRefundDiscountAmount, alipayTradeFastpayRefundQueryResponseModel.presentRefundDiscountAmount) &&
          Objects.equals(this.presentRefundMdiscountAmount, alipayTradeFastpayRefundQueryResponseModel.presentRefundMdiscountAmount) &&
          Objects.equals(this.refundAmount, alipayTradeFastpayRefundQueryResponseModel.refundAmount) &&
          Objects.equals(this.refundChannelList, alipayTradeFastpayRefundQueryResponseModel.refundChannelList) &&
          Objects.equals(this.refundChannelStatus, alipayTradeFastpayRefundQueryResponseModel.refundChannelStatus) &&
          Objects.equals(this.refundChargeAmount, alipayTradeFastpayRefundQueryResponseModel.refundChargeAmount) &&
          Objects.equals(this.refundChargeInfoList, alipayTradeFastpayRefundQueryResponseModel.refundChargeInfoList) &&
          Objects.equals(this.refundDetailItemList, alipayTradeFastpayRefundQueryResponseModel.refundDetailItemList) &&
          Objects.equals(this.refundHybAmount, alipayTradeFastpayRefundQueryResponseModel.refundHybAmount) &&
          Objects.equals(this.refundReason, alipayTradeFastpayRefundQueryResponseModel.refundReason) &&
          Objects.equals(this.refundRoyaltys, alipayTradeFastpayRefundQueryResponseModel.refundRoyaltys) &&
          Objects.equals(this.refundSettlementId, alipayTradeFastpayRefundQueryResponseModel.refundSettlementId) &&
          Objects.equals(this.refundStatus, alipayTradeFastpayRefundQueryResponseModel.refundStatus) &&
          Objects.equals(this.refundVoucherDetailList, alipayTradeFastpayRefundQueryResponseModel.refundVoucherDetailList) &&
          Objects.equals(this.sendBackFee, alipayTradeFastpayRefundQueryResponseModel.sendBackFee) &&
          Objects.equals(this.totalAmount, alipayTradeFastpayRefundQueryResponseModel.totalAmount) &&
          Objects.equals(this.tradeNo, alipayTradeFastpayRefundQueryResponseModel.tradeNo)&&
          Objects.equals(this.additionalProperties, alipayTradeFastpayRefundQueryResponseModel.additionalProperties);
    }
  
    @Override
    public int hashCode() {
      return Objects.hash(depositBackInfo, depositBackInfoList, enterprisePayInfo, errorCode, gmtRefundPay, industrySepcDetail, outRequestNo, outTradeNo, preAuthCancelFee, presentRefundBuyerAmount, presentRefundDiscountAmount, presentRefundMdiscountAmount, refundAmount, refundChannelList, refundChannelStatus, refundChargeAmount, refundChargeInfoList, refundDetailItemList, refundHybAmount, refundReason, refundRoyaltys, refundSettlementId, refundStatus, refundVoucherDetailList, sendBackFee, totalAmount, tradeNo, additionalProperties);
    }
  
    @Override
    public String toString() {
      StringBuilder sb = new StringBuilder();
      sb.append("class AlipayTradeFastpayRefundQueryResponseModel {\n");
      sb.append("    depositBackInfo: ").append(toIndentedString(depositBackInfo)).append("\n");
      sb.append("    depositBackInfoList: ").append(toIndentedString(depositBackInfoList)).append("\n");
      sb.append("    enterprisePayInfo: ").append(toIndentedString(enterprisePayInfo)).append("\n");
      sb.append("    errorCode: ").append(toIndentedString(errorCode)).append("\n");
      sb.append("    gmtRefundPay: ").append(toIndentedString(gmtRefundPay)).append("\n");
      sb.append("    industrySepcDetail: ").append(toIndentedString(industrySepcDetail)).append("\n");
      sb.append("    outRequestNo: ").append(toIndentedString(outRequestNo)).append("\n");
      sb.append("    outTradeNo: ").append(toIndentedString(outTradeNo)).append("\n");
      sb.append("    preAuthCancelFee: ").append(toIndentedString(preAuthCancelFee)).append("\n");
      sb.append("    presentRefundBuyerAmount: ").append(toIndentedString(presentRefundBuyerAmount)).append("\n");
      sb.append("    presentRefundDiscountAmount: ").append(toIndentedString(presentRefundDiscountAmount)).append("\n");
      sb.append("    presentRefundMdiscountAmount: ").append(toIndentedString(presentRefundMdiscountAmount)).append("\n");
      sb.append("    refundAmount: ").append(toIndentedString(refundAmount)).append("\n");
      sb.append("    refundChannelList: ").append(toIndentedString(refundChannelList)).append("\n");
      sb.append("    refundChannelStatus: ").append(toIndentedString(refundChannelStatus)).append("\n");
      sb.append("    refundChargeAmount: ").append(toIndentedString(refundChargeAmount)).append("\n");
      sb.append("    refundChargeInfoList: ").append(toIndentedString(refundChargeInfoList)).append("\n");
      sb.append("    refundDetailItemList: ").append(toIndentedString(refundDetailItemList)).append("\n");
      sb.append("    refundHybAmount: ").append(toIndentedString(refundHybAmount)).append("\n");
      sb.append("    refundReason: ").append(toIndentedString(refundReason)).append("\n");
      sb.append("    refundRoyaltys: ").append(toIndentedString(refundRoyaltys)).append("\n");
      sb.append("    refundSettlementId: ").append(toIndentedString(refundSettlementId)).append("\n");
      sb.append("    refundStatus: ").append(toIndentedString(refundStatus)).append("\n");
      sb.append("    refundVoucherDetailList: ").append(toIndentedString(refundVoucherDetailList)).append("\n");
      sb.append("    sendBackFee: ").append(toIndentedString(sendBackFee)).append("\n");
      sb.append("    totalAmount: ").append(toIndentedString(totalAmount)).append("\n");
      sb.append("    tradeNo: ").append(toIndentedString(tradeNo)).append("\n");
      sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
      sb.append("}");
      return sb.toString();
    }
  
    /**
     * Convert the given object to string with each line indented by 4 spaces
     * (except the first line).
     */
    private String toIndentedString(Object o) {
      if (o == null) {
        return "null";
      }
      return o.toString().replace("\n", "\n    ");
    }
  
  
    public static HashSet<String> openapiFields;
    public static HashSet<String> openapiRequiredFields;
  
    static {
      // a set of all properties/fields (JSON key names)
      openapiFields = new HashSet<String>();
      openapiFields.add("deposit_back_info");
      openapiFields.add("deposit_back_info_list");
      openapiFields.add("enterprise_pay_info");
      openapiFields.add("error_code");
      openapiFields.add("gmt_refund_pay");
      openapiFields.add("industry_sepc_detail");
      openapiFields.add("out_request_no");
      openapiFields.add("out_trade_no");
      openapiFields.add("pre_auth_cancel_fee");
      openapiFields.add("present_refund_buyer_amount");
      openapiFields.add("present_refund_discount_amount");
      openapiFields.add("present_refund_mdiscount_amount");
      openapiFields.add("refund_amount");
      openapiFields.add("refund_channel_list");
      openapiFields.add("refund_channel_status");
      openapiFields.add("refund_charge_amount");
      openapiFields.add("refund_charge_info_list");
      openapiFields.add("refund_detail_item_list");
      openapiFields.add("refund_hyb_amount");
      openapiFields.add("refund_reason");
      openapiFields.add("refund_royaltys");
      openapiFields.add("refund_settlement_id");
      openapiFields.add("refund_status");
      openapiFields.add("refund_voucher_detail_list");
      openapiFields.add("send_back_fee");
      openapiFields.add("total_amount");
      openapiFields.add("trade_no");
  
      // a set of required properties/fields (JSON key names)
      openapiRequiredFields = new HashSet<String>();
    }
  
   /**
    * Validates the JSON Object and throws an exception if issues found
    *
    * @param jsonObj JSON Object
    * @throws IOException if the JSON Object is invalid with respect to AlipayTradeFastpayRefundQueryResponseModel
    */
    public static void validateJsonObject(JsonObject jsonObj) throws IOException {
        if (jsonObj == null) {
          if (AlipayTradeFastpayRefundQueryResponseModel.openapiRequiredFields.isEmpty()) {
            return;
          } else { // has required fields
            throw new IllegalArgumentException(String.format("The required field(s) %s in AlipayTradeFastpayRefundQueryResponseModel is not found in the empty JSON string", AlipayTradeFastpayRefundQueryResponseModel.openapiRequiredFields.toString()));
          }
        }
        // validate the optional field `deposit_back_info`
        if (jsonObj.getAsJsonObject("deposit_back_info") != null) {
          DepositBackInfo.validateJsonObject(jsonObj.getAsJsonObject("deposit_back_info"));
        }
        JsonArray jsonArraydepositBackInfoList = jsonObj.getAsJsonArray("deposit_back_info_list");
        if (jsonArraydepositBackInfoList != null) {
          // ensure the json data is an array
          if (!jsonObj.get("deposit_back_info_list").isJsonArray()) {
            throw new IllegalArgumentException(String.format("Expected the field `deposit_back_info_list` to be an array in the JSON string but got `%s`", jsonObj.get("deposit_back_info_list").toString()));
          }
  
          // validate the optional field `deposit_back_info_list` (array)
          for (int i = 0; i < jsonArraydepositBackInfoList.size(); i++) {
            DepositBackInfo.validateJsonObject(jsonArraydepositBackInfoList.get(i).getAsJsonObject());
          };
        }
        // validate the optional field `enterprise_pay_info`
        if (jsonObj.getAsJsonObject("enterprise_pay_info") != null) {
          EnterprisePayInfo.validateJsonObject(jsonObj.getAsJsonObject("enterprise_pay_info"));
        }
        if (jsonObj.get("error_code") != null && !jsonObj.get("error_code").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `error_code` to be a primitive type in the JSON string but got `%s`", jsonObj.get("error_code").toString()));
        }
        if (jsonObj.get("gmt_refund_pay") != null && !jsonObj.get("gmt_refund_pay").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `gmt_refund_pay` to be a primitive type in the JSON string but got `%s`", jsonObj.get("gmt_refund_pay").toString()));
        }
        if (jsonObj.get("industry_sepc_detail") != null && !jsonObj.get("industry_sepc_detail").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `industry_sepc_detail` to be a primitive type in the JSON string but got `%s`", jsonObj.get("industry_sepc_detail").toString()));
        }
        if (jsonObj.get("out_request_no") != null && !jsonObj.get("out_request_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `out_request_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("out_request_no").toString()));
        }
        if (jsonObj.get("out_trade_no") != null && !jsonObj.get("out_trade_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `out_trade_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("out_trade_no").toString()));
        }
        if (jsonObj.get("pre_auth_cancel_fee") != null && !jsonObj.get("pre_auth_cancel_fee").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `pre_auth_cancel_fee` to be a primitive type in the JSON string but got `%s`", jsonObj.get("pre_auth_cancel_fee").toString()));
        }
        if (jsonObj.get("present_refund_buyer_amount") != null && !jsonObj.get("present_refund_buyer_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `present_refund_buyer_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("present_refund_buyer_amount").toString()));
        }
        if (jsonObj.get("present_refund_discount_amount") != null && !jsonObj.get("present_refund_discount_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `present_refund_discount_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("present_refund_discount_amount").toString()));
        }
        if (jsonObj.get("present_refund_mdiscount_amount") != null && !jsonObj.get("present_refund_mdiscount_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `present_refund_mdiscount_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("present_refund_mdiscount_amount").toString()));
        }
        if (jsonObj.get("refund_amount") != null && !jsonObj.get("refund_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_amount").toString()));
        }
        if (jsonObj.get("refund_channel_list") != null && !jsonObj.get("refund_channel_list").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_channel_list` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_channel_list").toString()));
        }
        if (jsonObj.get("refund_channel_status") != null && !jsonObj.get("refund_channel_status").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_channel_status` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_channel_status").toString()));
        }
        if (jsonObj.get("refund_charge_amount") != null && !jsonObj.get("refund_charge_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_charge_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_charge_amount").toString()));
        }
        JsonArray jsonArrayrefundChargeInfoList = jsonObj.getAsJsonArray("refund_charge_info_list");
        if (jsonArrayrefundChargeInfoList != null) {
          // ensure the json data is an array
          if (!jsonObj.get("refund_charge_info_list").isJsonArray()) {
            throw new IllegalArgumentException(String.format("Expected the field `refund_charge_info_list` to be an array in the JSON string but got `%s`", jsonObj.get("refund_charge_info_list").toString()));
          }
  
          // validate the optional field `refund_charge_info_list` (array)
          for (int i = 0; i < jsonArrayrefundChargeInfoList.size(); i++) {
            RefundChargeInfo.validateJsonObject(jsonArrayrefundChargeInfoList.get(i).getAsJsonObject());
          };
        }
        JsonArray jsonArrayrefundDetailItemList = jsonObj.getAsJsonArray("refund_detail_item_list");
        if (jsonArrayrefundDetailItemList != null) {
          // ensure the json data is an array
          if (!jsonObj.get("refund_detail_item_list").isJsonArray()) {
            throw new IllegalArgumentException(String.format("Expected the field `refund_detail_item_list` to be an array in the JSON string but got `%s`", jsonObj.get("refund_detail_item_list").toString()));
          }
  
          // validate the optional field `refund_detail_item_list` (array)
          for (int i = 0; i < jsonArrayrefundDetailItemList.size(); i++) {
            TradeFundBill.validateJsonObject(jsonArrayrefundDetailItemList.get(i).getAsJsonObject());
          };
        }
        if (jsonObj.get("refund_hyb_amount") != null && !jsonObj.get("refund_hyb_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_hyb_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_hyb_amount").toString()));
        }
        if (jsonObj.get("refund_reason") != null && !jsonObj.get("refund_reason").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_reason` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_reason").toString()));
        }
        JsonArray jsonArrayrefundRoyaltys = jsonObj.getAsJsonArray("refund_royaltys");
        if (jsonArrayrefundRoyaltys != null) {
          // ensure the json data is an array
          if (!jsonObj.get("refund_royaltys").isJsonArray()) {
            throw new IllegalArgumentException(String.format("Expected the field `refund_royaltys` to be an array in the JSON string but got `%s`", jsonObj.get("refund_royaltys").toString()));
          }
  
          // validate the optional field `refund_royaltys` (array)
          for (int i = 0; i < jsonArrayrefundRoyaltys.size(); i++) {
            RefundRoyaltyResult.validateJsonObject(jsonArrayrefundRoyaltys.get(i).getAsJsonObject());
          };
        }
        if (jsonObj.get("refund_settlement_id") != null && !jsonObj.get("refund_settlement_id").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_settlement_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_settlement_id").toString()));
        }
        if (jsonObj.get("refund_status") != null && !jsonObj.get("refund_status").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `refund_status` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refund_status").toString()));
        }
        JsonArray jsonArrayrefundVoucherDetailList = jsonObj.getAsJsonArray("refund_voucher_detail_list");
        if (jsonArrayrefundVoucherDetailList != null) {
          // ensure the json data is an array
          if (!jsonObj.get("refund_voucher_detail_list").isJsonArray()) {
            throw new IllegalArgumentException(String.format("Expected the field `refund_voucher_detail_list` to be an array in the JSON string but got `%s`", jsonObj.get("refund_voucher_detail_list").toString()));
          }
  
          // validate the optional field `refund_voucher_detail_list` (array)
          for (int i = 0; i < jsonArrayrefundVoucherDetailList.size(); i++) {
            VoucherDetail.validateJsonObject(jsonArrayrefundVoucherDetailList.get(i).getAsJsonObject());
          };
        }
        if (jsonObj.get("send_back_fee") != null && !jsonObj.get("send_back_fee").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `send_back_fee` to be a primitive type in the JSON string but got `%s`", jsonObj.get("send_back_fee").toString()));
        }
        if (jsonObj.get("total_amount") != null && !jsonObj.get("total_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `total_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("total_amount").toString()));
        }
        if (jsonObj.get("trade_no") != null && !jsonObj.get("trade_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `trade_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("trade_no").toString()));
        }
    }
  
    public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
      @SuppressWarnings("unchecked")
      @Override
      public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
         if (!AlipayTradeFastpayRefundQueryResponseModel.class.isAssignableFrom(type.getRawType())) {
           return null; // this class only serializes 'AlipayTradeFastpayRefundQueryResponseModel' and its subtypes
         }
         final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
         final TypeAdapter<AlipayTradeFastpayRefundQueryResponseModel> thisAdapter
                          = gson.getDelegateAdapter(this, TypeToken.get(AlipayTradeFastpayRefundQueryResponseModel.class));
  
         return (TypeAdapter<T>) new TypeAdapter<AlipayTradeFastpayRefundQueryResponseModel>() {
             @Override
             public void write(JsonWriter out, AlipayTradeFastpayRefundQueryResponseModel value) throws IOException {
               JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
               obj.remove("additionalProperties");
               // serialize additonal properties
               if (value.getAdditionalProperties() != null) {
                 for (Map.Entry<String, Object> entry : value.getAdditionalProperties().entrySet()) {
                   if (entry.getValue() instanceof String)
                     obj.addProperty(entry.getKey(), (String) entry.getValue());
                   else if (entry.getValue() instanceof Number)
                     obj.addProperty(entry.getKey(), (Number) entry.getValue());
                   else if (entry.getValue() instanceof Boolean)
                     obj.addProperty(entry.getKey(), (Boolean) entry.getValue());
                   else if (entry.getValue() instanceof Character)
                     obj.addProperty(entry.getKey(), (Character) entry.getValue());
                   else {
                     obj.add(entry.getKey(), gson.toJsonTree(entry.getValue()).getAsJsonObject());
                   }
                 }
               }
               elementAdapter.write(out, obj);
             }
  
             @Override
             public AlipayTradeFastpayRefundQueryResponseModel read(JsonReader in) throws IOException {
               JsonObject jsonObj = elementAdapter.read(in).getAsJsonObject();
               validateJsonObject(jsonObj);
               // store additional fields in the deserialized instance
               AlipayTradeFastpayRefundQueryResponseModel instance = thisAdapter.fromJsonTree(jsonObj);
               for (Map.Entry<String, JsonElement> entry : jsonObj.entrySet()) {
                 if (!openapiFields.contains(entry.getKey())) {
                   if (entry.getValue().isJsonPrimitive()) { // primitive type
                     if (entry.getValue().getAsJsonPrimitive().isString())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsString());
                     else if (entry.getValue().getAsJsonPrimitive().isNumber())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsNumber());
                     else if (entry.getValue().getAsJsonPrimitive().isBoolean())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsBoolean());
                     else
                       throw new IllegalArgumentException(String.format("The field `%s` has unknown primitive type. Value: %s", entry.getKey(), entry.getValue().toString()));
                   } else { // non-primitive type
                     instance.putAdditionalProperty(entry.getKey(), gson.fromJson(entry.getValue(), HashMap.class));
                   }
                 }
               }
               return instance;
             }
  
         }.nullSafe();
      }
    }
  
   /**
    * Create an instance of AlipayTradeFastpayRefundQueryResponseModel given an JSON string
    *
    * @param jsonString JSON string
    * @return An instance of AlipayTradeFastpayRefundQueryResponseModel
    * @throws IOException if the JSON string is invalid with respect to AlipayTradeFastpayRefundQueryResponseModel
    */
    public static AlipayTradeFastpayRefundQueryResponseModel fromJson(String jsonString) throws IOException {
      return JSON.getGson().fromJson(jsonString, AlipayTradeFastpayRefundQueryResponseModel.class);
    }
  
   /**
    * Convert an instance of AlipayTradeFastpayRefundQueryResponseModel to an JSON string
    *
    * @return JSON string
    */
    public String toJson() {
      return JSON.getGson().toJson(this);
    }
  }
  
  